BMW M4 COUPE Owner's Manual page 334

MOBILITY
The measurement of the current tire inflation
pressure is started. The measurement progress
is displayed.
Status display
Current status
The system status can be displayed on the Con‐
trol Display, e.g., whether or not the system is ac‐
tive.
1. "CAR"
2. "Vehicle status"
3. "Tire Pressure Monitor"
The current status is displayed.
Current tire pressure
The current tire pressure is displayed for each
tire.
The current tire inflation pressures may change
during driving or depending on the outside tem‐
perature.
Current tire temperature
The current tire temperatures are displayed.
The current tire temperatures may change while
driving or due to the outside temperature.
Tire conditions
General information
Tire and system status are indicated by the color
of the wheels and a text message on the Control
Display.
Any existing messages may not be deleted if the
target pressure is not reached after the tire infla‐
tion pressure is corrected.
334
Wheels and tires
Online Edition for Part no. 01405A38097 - VI/21
All wheels green
▷ The system is active and bases warnings on
the target pressures.
▷ For tires with special approval: the system is
active and bases warnings on the tire inflation
pressures stored during the last reset.
One to four yellow wheels
A flat tire or major tire pressure loss has occurred
in the indicated tires.
Gray wheels
It may not be possible to identify tire pressure
losses.
Possible causes:
▷ Malfunction.
▷ During tire inflation pressure measurement,
after confirmation of the tire settings.
▷ For tires with special approval: a reset is per‐
formed for the system.
For tires with special approval:
perform a reset
1. "CAR"
2. "Vehicle status"
3. "Tire Pressure Monitor"
4. Make sure that correct tire settings have
been made.
Tire settings, refer to page 333.
5. Turn on drive-ready state and do not drive
off.
6. Reset tire pressure: "Perform reset".
7. Drive away.
The wheels are displayed in gray and the follow‐
ing is displayed "Resetting tire pressure...".
After a travel time of several minutes, the set tire
inflation pressures are accepted as the prede‐
fined tire inflation pressures. The reset is com‐
pleted automatically while driving.